This notebook covers the period September 1887-October 1889. All entries are by Edison. The book contains drawings and occasional calculations relating to the electric railway, dynamos, and 3- and 4-wire electrical distribution systems. In addition, there are drawings and patent caveats for the phonograph, typewriter, and spiral kinetoscope. There is also a list of cost calculations for an ore milling system.The book contains 245 numbered pages and has been used in both directions. Two loose pages have been inserted into the book.
The notebook pages appear in the following order: 1-149, 245-154; loose items.
Blank pages: 8-9, 16-19, 112-115, 126-133, 138-141, 144-145, 150-153, 156-159.
[NA010A01] Technical Note, c. 1889 1889-00-00
[NA010B45], Technical Note, Thomas Alva Edison, October 5th, 1889 1889-10-05
[NA010C56], Technical Note, Thomas Alva Edison, October 10th, 1889 1889-10-10
[NA010D100], Technical Note, Thomas Alva Edison, December 22nd, 1888 1888-12-22
[NA010E244] Technical Note, c. 1887 1887-00-00
[NA010F226], Technical Note, Thomas Alva Edison, September 2nd, 1887 1887-09-02
[NA010G194], Technical Note, Thomas Alva Edison, November 27th, 1888 1888-11-27
[NA010H188], Technical Note, Thomas Alva Edison, November 28th, 1888 1888-11-28
[NA010I184], Technical Note, Thomas Alva Edison, January 11th, 1889 1889-01-11
[NA010J176], Technical Note, Thomas Alva Edison, February 10th, 1889 1889-02-10
[NA010K154A] Technical Note, 1888-1889 1888-1889